| // SPDX-License-Identifier: GPL-2.0+ | |
| /* | |
| * Driver for Realtek PCI-Express card reader | |
| * | |
| * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. | |
| * | |
| * Author: | |
| * Wei WANG (wei_wang@realsil.com.cn) | |
| * Micky Ching (micky_ching@realsil.com.cn) | |
| */ | |
| #include "general.h" | |
| int bit1cnt_long(u32 data) | |
| { | |
| int i, cnt = 0; | |
| for (i = 0; i < 32; i++) { | |
| if (data & 0x01) | |
| cnt++; | |
| data >>= 1; | |
| } | |
| return cnt; | |
| } | |